Easter Egg
In the asylum, get the hammer from the box in Sartorius's chambers, then go and click the brain with the hammer exactly ten times. Then if you navigate to where you see the hand, you'll see a picture of one of the programmers.

Type chloe from anywhere in the game, and it will take you to a library book. Open the book and turn the page to see "Drew in his natural habitat" (AndrewSilber, one of the programmers).

Type hellosailor anywhere in the game to see the history of Zork.

Go to the alchemy lab upstairs in the castle. Click ten times on the clay pot located on the table to see a photo of the design team.
-from TANAY

Programmers Head Easter Egg:
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Type "309newdorma" (no quotes) anytime in the game to see a picture of a
developer. You can take of his head but it will take up your only inventory
space.

Thank you letter Easter Egg:
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"IDKFA" (no quotes) takes you to the telescope area instantly. A thank
you letter to various people is displayed in the telescope. Also an easy
way to warp around and grab the skull.

if you cannot download trainer then go to Chrome/Firefox's settings, specifically to the Privacy settings and simply unchecking the "Enable phishing and malware protection" option.

Some Game Trainers are sometimes reported to be a Virus or Trojan,
the most common is a keylogger called HotKeysHook or the file
has been packed/protected with VMProtect or Themida and
is recognized as Win32/Packed.VMProtect or Win32/Packed.Themida.
In ALL cases this is a FALSE ALARM as NONE
of the Game Trainers @ GCW contain known malicious code! More info in
the PC
Games FAQ!